河南達(dá)克羅生產(chǎn)廠家服務(wù)至上常州捷邁特表面工程技術(shù)供應(yīng)-b2b網(wǎng)站_b2b電子商務(wù)平臺(tái)【買產(chǎn)品】-上?？谄蚴称酚邢薰?/title><meta name="description" content="電鍍鋅時(shí)存在含有鋅、堿、鉻酸等的污水排放問題，會(huì)造成較大的污染，河南達(dá)克羅生產(chǎn)廠家，熱浸鋅時(shí)溫度較高，釋放的鋅蒸汽和HCl對(duì)人體健康危害較大，目前大多數(shù)的熱浸鋅生產(chǎn)都必須遠(yuǎn)離城市和農(nóng)村的地方進(jìn)行。達(dá)克羅工藝開創(chuàng)了金屬防腐的新領(lǐng)域，由于達(dá)克羅"><meta name="keywords" content="河南達(dá)克羅生產(chǎn)廠家,達(dá)克羅"><link rel="canonical" href="http://www.cdcfah.com/"/><meta name="applicable-device" content="pc"><link rel="shortcut icon" href="/static/new_net_01/images/favicon.ico"><link rel="stylesheet" href="/static/new_net_01/css/slick.css" /><link rel="stylesheet" href="/static/new_net_01/css/addnew.css"><link rel="stylesheet" href="/static/new_net_01/css/sidenav.css"><link rel="stylesheet" href="/static/new_net_01/css/style.css" /><link rel="stylesheet" href="/static/new_net_01/css/tab.css"><link rel="stylesheet" href="/static/new_net_01/css/404.css"> <meta name="baidu-site-verification" 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class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價(jià)格要求：</span>面議</p><p><span>所在地：</span>江蘇省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>河南達(dá)克羅生產(chǎn)廠家,達(dá)克羅</p><p><span>***更新：</span>2020-10-10 00:16:36</p><p><span id="click" >瀏覽次數(shù)：0次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="qugnp33" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">常州捷邁特表面工程技術(shù)有限公司</a></p><p><span>聯(lián)系人：</span>張建平</p><p><span>郵箱: </span>2228205437@qq.com</p><p><span>電話: </span>13806111697</p><p><span>傳真: </span>0519_89886107</p><p><span>網(wǎng)址: </span>http://www.jmtdacromet.com</p><p><span>手機(jī): </span>0519-89886107</p><p><span>地址: </span>昆侖路35號(hào)</p><p>[當(dāng)前離線] <a rel="nofollow"> [加為商友] </a><a rel="nofollow"> [發(fā)送信件] </a></p></div></div><div id="bfxzb2q" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="smo2tg7" class="box"><p><p style="text-indent:25px">電鍍鋅時(shí)存在含有鋅、堿、鉻酸等的污水排放問題，會(huì)造成較大的污染，河南達(dá)克羅生產(chǎn)廠家，熱浸鋅時(shí)溫度較高，釋放的鋅蒸汽和HCl對(duì)人體健康危害較大，目前大多數(shù)的熱浸鋅生產(chǎn)都必須遠(yuǎn)離城市和農(nóng)村的地方進(jìn)行。達(dá)克羅工藝開創(chuàng)了金屬防腐的新領(lǐng)域，由于達(dá)克羅處理是一個(gè)封閉的處理過程，在烘烤過程中揮發(fā)的物質(zhì)主要是水，河南達(dá)克羅生產(chǎn)廠家，不含有其它規(guī)定控制的有害物質(zhì)，對(duì)環(huán)境污染小。在達(dá)克羅處理液中加入聚四氟乙烯（PTFE）可以明顯改善達(dá)克羅膜的摩擦性能，這對(duì)螺栓類緊固件尤為重要。因?yàn)槠淠Σ烈驍?shù)對(duì)螺栓的預(yù)緊力有直接影響，河南達(dá)克羅生產(chǎn)廠家。達(dá)克羅技術(shù)的基體材料范圍包括鋼鐵制品及有色金屬如鋁、鎂及其合金，銅、鎳、鋅等及其合金。河南達(dá)克羅生產(chǎn)廠家</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="河南達(dá)克羅生產(chǎn)廠家,達(dá)克羅" src="https://tyunfile.71360.com/UploadFile/13915042526/637333457687958984/8664291.png"></div><p style="text-indent:25px">達(dá)克羅結(jié)合力及再涂性能好：達(dá)克羅涂層與金屬基體有良好的結(jié)合力，而且與其他附加涂層有強(qiáng)烈的粘著性，處理后的零件易于噴涂著色，與有機(jī)涂層的結(jié)合力甚至超過了磷化膜。達(dá)克羅良好的滲透性：由于靜電屏蔽效應(yīng)，工件的深孔、狹縫，管件的內(nèi)壁等部位難以電鍍上鋅，因此工件的上述部位無法采用電鍍的方法進(jìn)行保護(hù)。達(dá)克羅則可以進(jìn)入工件的這些部位形成達(dá)克羅涂層。達(dá)克羅無污染和公害：達(dá)克羅在生產(chǎn)加工及工件涂覆的整個(gè)過程中，不會(huì)產(chǎn)生對(duì)環(huán)境有污染的廢水廢氣，不用三廢治理，降低了處理成本。河南達(dá)克羅生產(chǎn)廠家達(dá)克羅為鋅粉固態(tài)冶金熱擴(kuò)散涂層。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="河南達(dá)克羅生產(chǎn)廠家,達(dá)克羅" src="https://tyunfile.71360.com/UploadFile/13915042526/637333457745166016/762642.png"></div><p style="text-indent:25px">達(dá)克羅的鉻固化時(shí)，涂膜中的水份、有機(jī)類（纖維素）物質(zhì)等揮發(fā)份在揮發(fā)的同時(shí)，依靠鋅鉻膜（達(dá)克羅）母液中的高價(jià)鉻鹽的氧化性，使電極電位負(fù)值較大的單質(zhì)鋅片、鋁片漿與鐵基體反應(yīng)，形成Fe、Zn、Al的鉻鹽化合物無機(jī)涂層。由于膜層是與基體直接后應(yīng)獲得的，所以該防腐層極為致密，（用鍍鋅或浸鋅方法獲得的防腐層無法與之相比）該涂層在腐蝕環(huán)境下，會(huì)形成無數(shù)個(gè)原電池，即先腐蝕掉電位較負(fù)的Al、Zn鹽類，直到它們被消耗后才有可能腐蝕至基體本身。鋅鉻膜（達(dá)克羅）涂層是由重疊在一起的**鋅片、鉻酸聚合物單元組成。鋅鉻膜（達(dá)克羅）涂層中的鉻酸聚合物層不含結(jié)晶水，因此在高溫狀態(tài)下的抗腐蝕能力也表現(xiàn)出很好的品質(zhì)。</p><p style="text-indent:25px">達(dá)克羅發(fā)黑是化學(xué)表面處理的一種常用手段，原理是使金屬表面產(chǎn)生一層厚度0.6~0.8微米的氧化膜（四氧化三鐵），以隔絕空氣，達(dá)到防銹目的。外觀要求不高時(shí)可以采用發(fā)黑處理，鋼制件的表面發(fā)黑處理，也有被稱之為發(fā)藍(lán)的。發(fā)黑處理常用的方法有傳統(tǒng)的堿性加溫發(fā)黑和出現(xiàn)較晚的常溫發(fā)黑兩種。但是發(fā)黑防銹能力較差,無油后它很快就會(huì)生銹。就是在有油狀態(tài)下,其中性鹽霧試驗(yàn)也只能達(dá)到3~5小時(shí)。發(fā)黑的緊固件扭矩與預(yù)緊力一致性也很差。如需提高,可以在裝配時(shí)在內(nèi)處螺紋上涂抹油脂后再旋合。達(dá)克羅是一種新型的表面處理技術(shù)。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="河南達(dá)克羅生產(chǎn)廠家,達(dá)克羅" src="https://tyunfile.71360.com/UploadFile/13915042526/637333457835185547/6132357.png"></div><p style="text-indent:25px">達(dá)克羅工藝流程是有機(jī)溶劑除油，機(jī)械拋光，噴涂，烘烤，二次噴涂，烘烤，干燥。達(dá)克羅遇光照會(huì)迅速老化，所以達(dá)克羅的涂覆過程應(yīng)該在室內(nèi)進(jìn)行。達(dá)克羅烘烤溫度過低、過高都會(huì)使達(dá)克羅喪失防腐能力，達(dá)克羅應(yīng)該在合適的溫度范圍內(nèi)烘烤。達(dá)克羅的使用周期很短，所以應(yīng)該盡快用完。達(dá)克羅的耐磨性能較差，所以應(yīng)頂涂達(dá)克羅，然后再涂以耐磨性的其他涂料。達(dá)克羅這個(gè)名字是英文DACROMET的音譯，也被人們稱為達(dá)克銹或者是達(dá)克龍，它是一種將金屬鋁，鋅以及鉻酸作為主要涂覆原料的新型金屬表面防腐蝕涂料。達(dá)克羅優(yōu)化了對(duì)鋁電化學(xué)元素腐蝕的防護(hù)機(jī)能。河南達(dá)克羅生產(chǎn)廠家</p><p style="text-indent:25px">達(dá)克羅是一種新型的耐腐涂層。河南達(dá)克羅生產(chǎn)廠家</p><p style="text-indent:25px">載重汽車上各種彈性零件的防腐，如環(huán)箍、半圓卡箍、各種彈簧、板簧等。這些零件的強(qiáng)度和硬度要求較高，電鍍處理會(huì)產(chǎn)生氫脆，如去氫不徹底，長時(shí)間承受動(dòng)載荷容易發(fā)生撕裂或腐蝕疲勞，會(huì)給汽車行駛帶來安全隱患，尤其是對(duì)于載重汽車，其作業(yè)環(huán)境比較惡劣；所以對(duì)這些件的表面處理要求也相應(yīng)較高，而達(dá)克羅涂層具有高的耐腐蝕性，高的耐候性，非常適合這類汽車零部件的表面處理。達(dá)克羅烘烤溫度300度，而環(huán)保達(dá)克羅烘烤溫度大都是200度左右。河南達(dá)克羅生產(chǎn)廠家</p><p style="text-indent:25px">常州捷邁特表面工程技術(shù)有限公司是一家工程技術(shù)咨詢服務(wù)；智能化、自動(dòng)化各類涂裝設(shè)備、清洗設(shè)備、電鍍?cè)O(shè)備、達(dá)克羅涂覆設(shè)備的設(shè)計(jì)與制造；配套的環(huán)保設(shè)備的設(shè)計(jì)與制造；涂裝領(lǐng)域創(chuàng)新工藝、環(huán)境友好、綠色環(huán)保工藝技術(shù)、清潔生產(chǎn)技術(shù)的研發(fā)、應(yīng)用、推廣；（依法須經(jīng)批準(zhǔn)的項(xiàng)目，經(jīng)相關(guān)部門批準(zhǔn)后方可開展經(jīng)營活動(dòng)）的公司，致力于發(fā)展為創(chuàng)新務(wù)實(shí)、誠實(shí)可信的企業(yè)。公司自創(chuàng)立以來，投身于無鉻水性鋅鋁涂料，智能化自動(dòng)化各類涂裝設(shè)備，達(dá)克羅涂覆設(shè)備，清洗設(shè)備，是機(jī)械及行業(yè)設(shè)備的主力軍。常州捷邁特致力于把技術(shù)上的創(chuàng)新展現(xiàn)成對(duì)用戶產(chǎn)品上的貼心，為用戶帶來良好體驗(yàn)。常州捷邁特始終關(guān)注機(jī)械及行業(yè)設(shè)備行業(yè)。滿足市場(chǎng)需求，提高產(chǎn)品價(jià)值，是我們前行的力量。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/1487059.html</p></div></div></div></div></div><div id="r7lnfcj" class="page-right twoColRt"><div id="gvcjlc7" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="edpbnu3" class="recomPic likePro"><a 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